LogDog: Update protobufs, add support library.

common/logdog/protocol/butler.pb.go

 // Code generated by protoc-gen-go.
 // source: butler.proto
 // DO NOT EDIT!
 
 package protocol
 
 import proto "github.com/golang/protobuf/proto"
 import math "math"
 
 // Reference imports to suppress errors if they are not otherwise used.
 var _ = proto.Marshal
 var _ = math.Inf
 
 //
+// This enumerates the possible contents of published Butler data.
+type ButlerMetadata_ContentType int32
+
+const (
+        // The published data is a ButlerLogBundle protobuf message.
+        ButlerMetadata_ButlerLogBundle ButlerMetadata_ContentType = 1
+)
+
+var ButlerMetadata_ContentType_name = map[int32]string{
+        1: "ButlerLogBundle",
+}
+var ButlerMetadata_ContentType_value = map[string]int32{
+        "ButlerLogBundle": 1,
+}
+
+func (x ButlerMetadata_ContentType) Enum() *ButlerMetadata_ContentType {
+        p := new(ButlerMetadata_ContentType)
+        *p = x
+        return p
+}
+func (x ButlerMetadata_ContentType) String() string {
+        return proto.EnumName(ButlerMetadata_ContentType_name, int32(x))
+}
+func (x *ButlerMetadata_ContentType) UnmarshalJSON(data []byte) error {
+        value, err := proto.UnmarshalJSONEnum(ButlerMetadata_ContentType_value, data, "ButlerMetadata_ContentType")
+        if err != nil {
+                return err
+        }
+        *x = ButlerMetadata_ContentType(value)
+        return nil
+}
+
+//
+// ButlerMetadata appears as a frame at the beginning of Butler published data
+// to describe the remainder of the contents.
+type ButlerMetadata struct {
+        // This is the type of data in the subsequent frame.
+        Type *ButlerMetadata_ContentType `protobuf:"varint,1,opt,name=type,enum=protocol.ButlerMetadata_ContentType" json:"type,omitempty"`
+        // If true, the content data is compressed.
+        Compressed       *bool  `protobuf:"varint,2,opt,name=compressed" json:"compressed,omitempty"`
+        XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *ButlerMetadata) Reset()         { *m = ButlerMetadata{} }
+func (m *ButlerMetadata) String() string { return proto.CompactTextString(m) }
+func (*ButlerMetadata) ProtoMessage()    {}
+
+func (m *ButlerMetadata) GetType() ButlerMetadata_ContentType {
+        if m != nil && m.Type != nil {
+                return *m.Type
+        }
+        return ButlerMetadata_ButlerLogBundle
+}
+
+func (m *ButlerMetadata) GetCompressed() bool {
+        if m != nil && m.Compressed != nil {
+                return *m.Compressed
+        }
+        return false
+}
+
+//
 // A message containing log data in transit from the Butler.
 //
 // The Butler is capable of conserving bandwidth by bundling collected log
 // messages together into this protocol buffer. Based on Butler bundling
 // settings, this message can represent anything from a single LogRecord to
 // multiple LogRecords belonging to several different streams.
 //
 // Entries in a Log Bundle are fully self-descriptive: no additional information
 // is needed to fully associate the contained data with its proper place in
 // the source log stream.
@@ skipping 69 matching lines @@
         // If present and "true", this field declares that this Entry is the last
         // such entry in the stream. This fact is recorded by the Collector and
         // registered with the Coordinator. The largest stream prefix in this Entry
         // will be bound the stream's LogEntry records to [0:largest_prefix]. Once
         // all messages in that range have been received, the log may be archived.
         //
         // Further log entries belonging to this stream with stream indices
         // exceeding the terminal log's index will be discarded.
         Terminal *bool `protobuf:"varint,3,opt,name=terminal" json:"terminal,omitempty"`
         //
+        // If terminal is true, this is the terminal stream index; that is, the last
+        // message index in the stream.
+        TerminalIndex *uint64 `protobuf:"varint,4,opt,name=terminal_index" json:"terminal_index,omitempty"`
+        //
         // Log entries attached to this record. These must be sequential and in
         // order.
         //
         // This is the main log entry content.
-        Logs             []*LogEntry `protobuf:"bytes,4,rep,name=logs" json:"logs,omitempty"`
+        Logs             []*LogEntry `protobuf:"bytes,5,rep,name=logs" json:"logs,omitempty"`
         XXX_unrecognized []byte      `json:"-"`
 }
 
 func (m *ButlerLogBundle_Entry) Reset()         { *m = ButlerLogBundle_Entry{} }
 func (m *ButlerLogBundle_Entry) String() string { return proto.CompactTextString(m) }
 func (*ButlerLogBundle_Entry) ProtoMessage()    {}
 
 func (m *ButlerLogBundle_Entry) GetDesc() *LogStreamDescriptor {
         if m != nil {
                 return m.Desc
         }
         return nil
 }
 
 func (m *ButlerLogBundle_Entry) GetSecret() []byte {
         if m != nil {
                 return m.Secret
         }
         return nil
 }
 
 func (m *ButlerLogBundle_Entry) GetTerminal() bool {
         if m != nil && m.Terminal != nil {
                 return *m.Terminal
         }
         return false
 }
 
+func (m *ButlerLogBundle_Entry) GetTerminalIndex() uint64 {
+        if m != nil && m.TerminalIndex != nil {
+                return *m.TerminalIndex
+        }
+        return 0
+}
+
 func (m *ButlerLogBundle_Entry) GetLogs() []*LogEntry {
         if m != nil {
                 return m.Logs
         }
         return nil
 }
 
 func init() {
+        proto.RegisterEnum("protocol.ButlerMetadata_ContentType", ButlerMetadata_ContentType_name, ButlerMetadata_ContentType_value)
 }